CodiFly IT Solutions
Home / Hire / Express.js
Backend Specialists

Build APIs that
Never Break.

Our Express.js engineers craft fast, secure, and maintainable REST APIs and backend systems — built to scale from your first user to your millionth.

Start Your Project→ See Our Work
server.js — Express API
const express = require('express')
const app = express()
 
// Middleware pipeline
app.use(authMiddleware)
app.use(rateLimiter)
app.use(validateRequest)
 
// Routes
app.get('/api/users', async (req, res) => {
  const users = await db.find()
  res.json({ success: true, users })
})
 
app.listen(3000, () => {
  console.log('🚀 Server ready')
})
10+ Years Building APIs
200+ APIs Shipped
<80ms Avg Response Time
99.9% Uptime SLA
How Express Works

The Middleware Pipeline.

Every request flows through a chain of middleware — auth, validation, logging, and more — before reaching your route handler. We design these pipelines to be airtight.

📡
Incoming
Request
HTTP request arrives
MW
🔑
Auth &
JWT
Token verified
MW
🚦
Rate
Limiter
Abuse protection
MW
✅
Schema
Validator
Input sanitised
MW
📝
Logger
& Trace
Audit trail
⚙️
Route
Handler
Business logic
📦
JSON
Response
Data returned
Technology

Our Backend Stack.

Express.js Express.js
Node.js Node.js
TypeScript TypeScript
MongoDB MongoDB
PostgreSQL PostgreSQL
Redis Redis
Docker Docker
AWS AWS / GCP
What We Deliver

Production-Ready REST APIs.

api.yourapp.com / v1
GET /api/users 200 OK
POST /api/users/register 201 Created
POST /api/auth/login 200 OK
PUT /api/users/:id 200 OK
GET /api/products?page=1 200 OK
DEL /api/users/:id 204 No Content
🔐

Auth & Security

JWT, OAuth2, API key rotation, CORS policies, and Helmet.js hardening on every project.

📄

Auto-documented

Swagger/OpenAPI docs generated automatically — your team and clients always have up-to-date API reference.

⚡

Optimised Performance

Redis caching, connection pooling, query optimisation, and load testing before every release.

📊

Observability Built-in

Structured logging, distributed tracing, and health-check endpoints wired up from day one.

Our Work

APIs We've Shipped.

Resources

Common Questions.

What is Express.js best for?
Express is the go-to framework for building REST APIs, GraphQL servers, and microservices in Node.js — minimal, fast, and highly flexible.
Express vs NestJS or Fastify?
Express gives maximum control with minimal overhead. We choose the right tool per project — Express for flexibility, Fastify for raw throughput, NestJS for opinionated enterprise structure.
How do you handle API security?
Every API we ship includes JWT auth, rate limiting, input validation, Helmet.js headers, CORS policies, and dependency audits as standard.
Do you provide API documentation?
Yes — we generate Swagger/OpenAPI docs automatically and maintain them alongside the code, so your documentation never falls out of sync.
Home / Consult

Talk to a Tech Consultant.

Let's discuss your project requirements. Get expert advice from our team — free initial consultation.

Get in Touch→ Our Work

Enquire about our services

We'll respond to you within 24 hours!

First Contact

Our team will contact you in no time.

Requirement Analysis

Discuss your project requirements with experts.

Create a proposal

Based on your requirements, we create a proposal.

manager

Danny Lalwani

Founder and Technical Lead at CodiFly

manager

Ashish Kharloya

Founder and Technical Lead at CodiFly

Let’s Chat